The Leupold Alumina Flip-Back Lens Cover Kit 40mm and Standard EP features powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest. The round objective models are clockable, so you can rotate them to open any direction. Available in a variety of sizes for both eyepieces and objectives.
Leupold optics set the standard for high performance. Now, with Alumina Accessories, they set the standard for adaptability too. With everything from optical intensifiers and optimizers, to focus adapters, to RainCote lens covers, and much more, Leupold Alumina Accessories will help you instantly adapt to changing light and weather conditions.